Animal Kingdom Classifications
Animal Kingdom Classifications (mammals, reptiles, etc.) - Definitions
Science
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Questions Covered in This Set
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What is a mammal?
A warm-blooded vertebrate animal that breathes air, has a backbone, gives birth to live young, and produces milk to feed its offspring.
What is a reptile?
A cold-blooded vertebrate animal that breathes air, has a backbone, lays soft-shelled eggs, and has skin covered with scales or bony plates.
What is a bird?
A warm-blooded vertebrate animal that breathes air, has a backbone, lays hard-shelled eggs, has feathers, and has wings.
What is a fish?
A cold-blooded vertebrate animal that breathes through gills, has a backbone, lays eggs, and lives in water.
What is an amphibian?
A cold-blooded vertebrate animal that breathes air as an adult but through gills as a larva, has a backbone, lays soft eggs in water, and lives part of its life in water and part on land.
What is an invertebrate?
An animal that does not have a backbone or spinal column.